A 30-year-old female underwent a cholecystectomy for acute cholecystitis 8 months back. Now, her show total bilirubin is 5.6 mg/dL, direct bilirubin 4.8 mg/dL, alkaline phosphatase 250 IU, serum glutamic oxaloacetic transaminase (SGOT) 52 kU and serum glutamic pyruvic transaminase (SGPT) 51 kU. USG shows dilated intrahepatic ducts. Transhepatic cholangiogram is shown here. Which of the following is the most appropriate next management step?
End-to-end choledochocholedochal anastomosis
Choledochoplasty with insertion of a T tube
Roux-en-Y hepaticojejunostomy
Percutaneous transhepatic dilatation
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